Retractable dog leash with customizable casing



FIG. 1 is a perspective view of a retractable dog leash with customizable casing showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another perspective view in a separated condition thereof.

The broken lines throughout the drawing figures depict portions of the retractable dog leash with customizable casing that form no part of the claimed design. 

CLAIM The ornamental design for a retractable dog leash with customizable casing, as shown and described. 